Question
What term refers to the superposition of two or more
coherent waves to produce regions of maxima and minima?Solution
Interference is the phenomenon where two or more waves superpose to form regions of constructive (maxima) and destructive (minima) interference.
Select The Correct Direct / Indirect Form of the given sentence.
Jaya said , "you need’t wait here .’’
Select the most appropriate direct form of the given sentence.
I asked him where he had lost the pen I had brought for him the previous day.
I have flown this plane for seven years.
Select the option which correctly converts the given sentence into indirect speech.
The old man said, "Farewell my friends. May you live in peace...
Sameera said to me, “Should I go to the party tomorrow”?
He glanced at his watch, "And by the way, I must be off."
The officer ordered the fellow to be arrested.
Choose the option that is the indirect form of the sentence.
“Have you got a blue scarf”? the customer asked the assistant.
Choose the option that is the indirect form of the sentence.
“Please bring me a cup of coffee,” Shakila said to the waiter.
Select the most appropriate direct form of the given sentence.Â
Anurag says that he would like to be an electronics engineer when he grows up.